144778160

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{16603}}^1$

素因数の和:16725

約数の個数: 40

約数和(自身を含む): 339717840

約数和(自身を除く): 194939680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 16603, 33206, 66412, 83015, 132824, 166030, 265648, 332060, 664120, 1328240, 1809727, 3619454, 7238908, 9048635, 14477816, 18097270, 28955632, 36194540, 72389080, 144778160]

約数ペア:

[(1, 144778160), (2, 72389080), (4, 36194540), (5, 28955632), (8, 18097270), (10, 14477816), (16, 9048635), (20, 7238908), (40, 3619454), (80, 1809727), (109, 1328240), (218, 664120), (436, 332060), (545, 265648), (872, 166030), (1090, 132824), (1744, 83015), (2180, 66412), (4360, 33206), (8720, 16603)]